FolderInformation.ThumbnailUpdated 事件

定义

命名空间:

Windows.Storage.BulkAccess

当 StorageFolder 的缩略图更新或提供更高质量的缩略图时触发。

// Register
event_token ThumbnailUpdated(TypedEventHandler<IStorageItemInformation, IInspectable const&> const& handler) const;

// Revoke with event_token
void ThumbnailUpdated(event_token const* cookie) const;

// Revoke with event_revoker
FolderInformation::ThumbnailUpdated_revoker ThumbnailUpdated(auto_revoke_t, TypedEventHandler<IStorageItemInformation, IInspectable const&> const& handler) const;

public event TypedEventHandler<IStorageItemInformation,object> ThumbnailUpdated;

function onThumbnailUpdated(eventArgs) { /* Your code */ }
folderInformation.addEventListener("thumbnailupdated", onThumbnailUpdated);
folderInformation.removeEventListener("thumbnailupdated", onThumbnailUpdated);
- or -
folderInformation.onthumbnailupdated = onThumbnailUpdated;

Public Custom Event ThumbnailUpdated As TypedEventHandler(Of IStorageItemInformation, Object) Implements ThumbnailUpdated

事件类型

TypedEventHandler<IStorageItemInformation,Object>

TypedEventHandler<IStorageItemInformation,IInspectable>

实现

ThumbnailUpdated